LG plans to ramp up a 8 gen OLED production line to produce 55-inch OLED-Tv in 2011-2012.
LG Display is ready to order the equipment for the 8 gen fab in the next month. The 8th generation OLED fab can handle a 2200x2500mm on a glass substrate. LG cut this in in half 2200×1250 mm, the capacity are 24.000 substrates per month. LG plans the 8 gen Fab in Paju and the goal is to be production ready end of 2011.
Only the 8 gen manufacturing line can produce cost effective OLED-Television devices.
Source:etnews
At the IFA-2010, and CES-2011 LG show a new 3D 31 inch panel.

UPDATE 07.03.2011

It looks like that these 8gen production line only produce white OLED which can be used for LCD backlight in case of LEDs. So we will be able to see LCDs with OLED backlight in end of 2011.

The 4,5 gen production line in Paju is production ready in the next months. The first customers for the smartphone market are as an example Nokia. LG says that they also plan a new 5.5-Gen AMOLED plant but this plant is also only for the mobile market (Smartphones, Tablets, Netbooks etc).